494057 has 4 divisors (see below), whose sum is σ = 520080. Its totient is φ = 468036.

The previous prime is 494051. The next prime is 494069. The reversal of 494057 is 750494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 750494 = 2 ⋅375247.

It is a cyclic number.

It is not a de Polignac number, because 494057 - 2⁴ = 494041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12983 + ... + 13020.

It is an arithmetic number, because the mean of its divisors is an integer number (130020).

2⁴⁹⁴⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

494057 is a deficient number, since it is larger than the sum of its proper divisors (26023).

494057 is a wasteful number, since it uses less digits than its factorization.

494057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26022.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 494057 is about 702.8918835781. The cubic root of 494057 is about 79.0543342502.

The spelling of 494057 in words is "four hundred ninety-four thousand, fifty-seven".